C - Chemistry – Metallurgy – 01 – C
Patent
C - Chemistry, Metallurgy
01
C
23/33
C01C 3/08 (2006.01) C01B 21/082 (2006.01)
Patent
CA 1151836
-14- PROCESS FOR PRODUCING METALLIC CARBONITRIDE ABSTRACT OF THE DISCLOSURE The carbonitrides of metals such as those of Groups IV, V and VI of the Periodic Table are prepared by calcining a precursor obtained by (i) reacting the reaction product of ammonia and the halide of a metal with carbohydrate and/or polyvinyl alcohol, or (ii) reacting the reaction product of carbohydrate and/or polyvinyl alcohol and the halide of a metal with ammonia. The desired metallic carbonitride in the form of finely divided powder having a uniform size and an excellent sintering property can be obtained at low energy consumption.
375045
Iwai Tadashi
Kawahito Takashi
Tokuse Masahiro
Goudreau Gage Dubuc
Ube Industries Ltd.
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